1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate *
4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate * with the License.
8*7c478bd9Sstevel@tonic-gate *
9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate *
14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate *
20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate * Copyright 1997 Sun Microsystems, Inc. All rights reserved.
24*7c478bd9Sstevel@tonic-gate * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate */
26*7c478bd9Sstevel@tonic-gate
27*7c478bd9Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */
28*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */
29*7c478bd9Sstevel@tonic-gate
30*7c478bd9Sstevel@tonic-gate /*
31*7c478bd9Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988
32*7c478bd9Sstevel@tonic-gate * The Regents of the University of California
33*7c478bd9Sstevel@tonic-gate * All Rights Reserved
34*7c478bd9Sstevel@tonic-gate *
35*7c478bd9Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from
36*7c478bd9Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its
37*7c478bd9Sstevel@tonic-gate * contributors.
38*7c478bd9Sstevel@tonic-gate */
39*7c478bd9Sstevel@tonic-gate
40*7c478bd9Sstevel@tonic-gate /*LINTLIBRARY*/
41*7c478bd9Sstevel@tonic-gate
42*7c478bd9Sstevel@tonic-gate #include <sys/types.h>
43*7c478bd9Sstevel@tonic-gate #include "curses_inc.h"
44*7c478bd9Sstevel@tonic-gate
45*7c478bd9Sstevel@tonic-gate /*
46*7c478bd9Sstevel@tonic-gate * Move a derived window inside its parent window.
47*7c478bd9Sstevel@tonic-gate * This routine does not change the screen relative
48*7c478bd9Sstevel@tonic-gate * parameters begx and begy. Thus, it can be used to
49*7c478bd9Sstevel@tonic-gate * display different parts of the parent window at
50*7c478bd9Sstevel@tonic-gate * the same screen coordinate.
51*7c478bd9Sstevel@tonic-gate */
52*7c478bd9Sstevel@tonic-gate
53*7c478bd9Sstevel@tonic-gate int
mvderwin(WINDOW * win,int pary,int parx)54*7c478bd9Sstevel@tonic-gate mvderwin(WINDOW *win, int pary, int parx)
55*7c478bd9Sstevel@tonic-gate {
56*7c478bd9Sstevel@tonic-gate int y, maxy;
57*7c478bd9Sstevel@tonic-gate WINDOW *par;
58*7c478bd9Sstevel@tonic-gate chtype obkgd, **wc, **pc;
59*7c478bd9Sstevel@tonic-gate short *begch, *endch, maxx;
60*7c478bd9Sstevel@tonic-gate
61*7c478bd9Sstevel@tonic-gate if ((par = win->_parent) == NULL)
62*7c478bd9Sstevel@tonic-gate goto bad;
63*7c478bd9Sstevel@tonic-gate if (pary == win->_pary && parx == win->_parx)
64*7c478bd9Sstevel@tonic-gate return (OK);
65*7c478bd9Sstevel@tonic-gate
66*7c478bd9Sstevel@tonic-gate maxy = win->_maxy-1;
67*7c478bd9Sstevel@tonic-gate maxx = win->_maxx-1;
68*7c478bd9Sstevel@tonic-gate if ((parx + maxx) >= par->_maxx || (pary + maxy) >= par->_maxy)
69*7c478bd9Sstevel@tonic-gate bad:
70*7c478bd9Sstevel@tonic-gate return (ERR);
71*7c478bd9Sstevel@tonic-gate
72*7c478bd9Sstevel@tonic-gate /* save all old changes */
73*7c478bd9Sstevel@tonic-gate wsyncup(win);
74*7c478bd9Sstevel@tonic-gate
75*7c478bd9Sstevel@tonic-gate /* rearrange pointers */
76*7c478bd9Sstevel@tonic-gate /*LINTED*/
77*7c478bd9Sstevel@tonic-gate win->_parx = (short) parx;
78*7c478bd9Sstevel@tonic-gate /*LINTED*/
79*7c478bd9Sstevel@tonic-gate win->_pary = (short) pary;
80*7c478bd9Sstevel@tonic-gate wc = win->_y;
81*7c478bd9Sstevel@tonic-gate pc = par->_y + pary;
82*7c478bd9Sstevel@tonic-gate begch = win->_firstch;
83*7c478bd9Sstevel@tonic-gate endch = win->_lastch;
84*7c478bd9Sstevel@tonic-gate for (y = 0; y <= maxy; ++y, ++wc, ++pc, ++begch, ++endch) {
85*7c478bd9Sstevel@tonic-gate *wc = *pc + parx;
86*7c478bd9Sstevel@tonic-gate *begch = 0;
87*7c478bd9Sstevel@tonic-gate *endch = maxx;
88*7c478bd9Sstevel@tonic-gate }
89*7c478bd9Sstevel@tonic-gate
90*7c478bd9Sstevel@tonic-gate /* change background to our own */
91*7c478bd9Sstevel@tonic-gate obkgd = win->_bkgd;
92*7c478bd9Sstevel@tonic-gate win->_bkgd = par->_bkgd;
93*7c478bd9Sstevel@tonic-gate return (wbkgd(win, obkgd));
94*7c478bd9Sstevel@tonic-gate }
95